42471860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 93660672

約数和(自身を除く): 51188812

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1123, 1220, 1891, 2246, 3782, 4492, 5615, 7564, 9455, 11230, 18910, 22460, 34813, 37820, 68503, 69626, 137006, 139252, 174065, 274012, 342515, 348130, 685030, 696260, 1370060, 2123593, 4247186, 8494372, 10617965, 21235930, 42471860]

約数ペア:

[(1, 42471860), (2, 21235930), (4, 10617965), (5, 8494372), (10, 4247186), (20, 2123593), (31, 1370060), (61, 696260), (62, 685030), (122, 348130), (124, 342515), (155, 274012), (244, 174065), (305, 139252), (310, 137006), (610, 69626), (620, 68503), (1123, 37820), (1220, 34813), (1891, 22460), (2246, 18910), (3782, 11230), (4492, 9455), (5615, 7564)]